13721019

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{8581}}^1$

素因数の和:8638

約数の個数: 16

約数和(自身を含む): 20184864

約数和(自身を除く): 6463845

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 8581, 25743, 111553, 334659, 351821, 1055463, 4573673, 13721019]

約数ペア:

[(1, 13721019), (3, 4573673), (13, 1055463), (39, 351821), (41, 334659), (123, 111553), (533, 25743), (1599, 8581)]